Please refer to the under size chart when you order the wedges. Thanks! US 5 = EU36 (feet length) 230mm = 9.05" inch US 6 = EU37 (feet length) 235mm = 9.25 inchUS 7 = EU38 (feet length) 240mm = 9.45 inch US 8 = EU39 (feet length) 245mm = 9.65 inchUS 9 = EU40 (feet length) 250mm = 9.84 inch US10= EU41 (feet length) 255mm = 10.04 inchUS11= EU42 (feet length) 260mm = 10.23 inch THE HEIGHT OF HEEL & PLATFORM The height of heel is 2.75 inchesThe platform height is 1.01 inches HESBITEUL Women's Wedge Sandals Breathable & Arch Support Insole - Comfortable Slip-on wedges style with full grain leather insole and cowhide lined for incredible lasting comfort. HESBITEUL Women's Wedge Sandals Anti-slipping EVA Outsole-lightweight & 3D textured for non-slipping.Widely Useful Women’s Open Toe Platform Wedge Sandals Size Chart Wedges Hieght Breathable Insole Anti-slipping Outsole Women's Wedge Sandals HESBITEUL ---------------------------Black--------------------------- Women's Wedge Sandals HESBITEUL ---------------------------White---------------------------